Hello,
On Sun, Mar 15, 2009 at 2:48 PM, Jose Guzman <n...@neurohost.org> wrote:
>
> something strange happened to me today, if I try
>
> In [1]: 6*21/18-2^3
> Out[1]: 6
>
> However, if I try the following
>
> In [2]: 6*21/18-2**3
> Out[2]: -1
>
> then the normal operator precedence (parenthesis, exponential,
> multilplication-division-remainder, addition-subtraction) occurs. Does
> anybody have a comment on that?
In Python, "^" represents the XOR operator where as "**" is exponentiation.
In [3]: 2**3
Out[3]: 8
In [4]: 2^3
Out[4]: 1
At the Sage command-line, the "^" are changed into "**" so that you'd
get the behavior you'd expect:
sage: preparse('2^3')
'Integer(2)**Integer(3)'
sage: 2^3
8
--MIke
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